A Heat Advisory is in effect for portions of Southeast Texas through 10 PM Tonight. Highs of 87-93°F (31-34°C) with heat index values between 102-108°F (39-42°C) are expected in the advisory area. Use air conditioning, as fans may be inadequate for this extreme heat. Stay hydrated and wear lightweight, light-colored clothing to remain cool. Limit strenuous outdoor activities, especially during the afternoon.